github.com/anthropics/anthropic-sdk-go@v1.70.1/lib/betafallback/testdata/fallbackstream/fallback-tooluse.sse (about)

     1  event: message_start
     2  data: {"type":"message_start","message":{"model":"fallback-model","id":"msg_tool","type":"message","role":"assistant","content":[],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":31,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"cache_creation":null,"output_tokens":7,"service_tier":"standard","inference_geo":"global"}}}
     3  
     4  event: content_block_start
     5  data: {"type":"content_block_start","index":0,"content_block":{"type":"tool_use","id":"toolu_echo_1","name":"echo","input":{}}}
     6  
     7  event: content_block_delta
     8  data: {"type":"content_block_delta","index":0,"delta":{"type":"input_json_delta","partial_json":"{\"text\": \"hello\"}"}}
     9  
    10  event: content_block_stop
    11  data: {"type":"content_block_stop","index":0}
    12  
    13  event: message_delta
    14  data: {"type":"message_delta","delta":{"stop_reason":"tool_use","stop_sequence":null,"stop_details":null},"usage":{"input_tokens":31,"cache_creation_input_tokens":0,"cache_read_input_tokens":0,"output_tokens":40,"iterations":[{"input_tokens":31,"output_tokens":40,"cache_read_input_tokens":0,"cache_creation_input_tokens":0,"cache_creation":null,"type":"message"}]}}
    15  
    16  event: message_stop
    17  data: {"type":"message_stop"}
    18